The Apollo 11 Lunar Lander which was used to travel to the moon, has less processing power than the processor of a cell phone.
A normal human being blinks 20 times a minute, whereas, a computer user blinks only 7 times a minute!
The house of Bill Gates was designed using a Macintosh computer.
Early hard drives in Personal Computers held 20 MB, or 20 Megabytes, and cost about $800. By comparison, an $8 flash drive holds 2 GB, or 2 Gigabytes. That's a 100-fold decrease in price and a 100-fold increase in capacity.
Although we normally think of computers as the ones we use in our everyday lives to surf the web, write documents etc, small computers are also embedded into other things such as mobile phones, toys, microwaves and MP3 players. We use computers all the time, often without even knowing it.
Almost all computer users must know how destructive a virus can be. But then, it would be interesting to know that a virus cannot corrupt your PC on its own. It corrupts your system only when you activate it by either downloading infected files from the Internet or by sharing these infected files.